Finding the Fourth Proportional to 5,333.57, 7,996.94 and 2,215.73

Step by Step Solution

1. Step 1: Write the proportion equation
   5,333.57 : 7,996.94 = 2,215.73 : x
2. Step 2: Convert to fraction form
   5,333.57/7,996.94 = 2,215.73/x
3. Step 3: Cross multiply
   5,333.57x = 7,996.94 × 2,215.73
4. Step 4: Simplify right side
   5,333.57x = 17,719,068.78
5. Step 5: Solve for x
   x = 17,719,068.78/5,333.57
6. Step 6: Final answer
   x = 3,322.18